1/sin(2x)-cos(2x)/sin(2x) how would you solve this?
could anyone explain step by step in the simplest way they know how?

options:
tan(X)
-tan(X)
1/cos(x)
-1/cos(x)

Apositive number a or the same number a increased by 50% and then decreased by 50% of the result?

Which inequality is equivalent to -3x < -12? x < 4 , x < -4 , x > 4, x > -4

Given: lines a and b are parallel and line c is a transversal. prove: 2 is supplementary to 8 what is the missing reason in the proof? statement reason 1. a || b, is a transv 1. given 2. ∠6 ≅ ∠2 2. ? 3. m∠6 = m∠2 3. def. of congruent 4. ∠6 is supp. to ∠8 4. def. of linear pair 5. ∠2 is supp. to ∠8 5. congruent supplements theorem corresponding angles theorem alternate interior angles theorem vertical angles theorem alternate exterior angles theorem